It’s not often that one can point to a last-minute (from the public side) addition of a mission to a launch manifest – let alone one that manages to stay secret until 30 days before the opening of its launch campaign. But that is the case for a mystery Falcon 9 mission that is now set to launch between Koreasat-5A and CRS-13/Dragon. The mystery mission, codename Zuma, is known on its FCC launch license as Mission 1390 and will see a Falcon 9 rocket launch from LC-39A at the Kennedy Space Center before performing a RTLS (Return To Launch Site)...
